#B4F261#B4F261

#B4F261 is a very light, vivid yellow-green. Relative luminance 0.741; OKLCH L 89.1% C 0.186 H 129.1°. Best body text is #000000 at 15.81:1 contrast (WCAG AA passes).

Color values

HEX	#B4F261
RGB	rgb(180, 242, 97)
HSL	hsl(86, 85%, 66%)
HSV	hsv(86, 60%, 95%)
CMYK	cmyk(25.6%, 0%, 59.9%, 5.1%)
CIE-LAB	lab(88.96, -41.55, 62.15)
CIE-LCH	lch(88.96, 74.76, 123.76°)
OKLab	oklab(89.06% -0.1171 0.144)
OKLCH	oklch(89.06% 0.186 129.1)
XYZ	xyz(52.7319, 74.0694, 22.8255)
Luminance	0.7407 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

#A9F971

ΔE00 3.34

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4F261 #9F61F2

analogous

#F2E761 #B4F261 #6CF261

triadic

#B4F261 #61B4F2 #F261B4

tetradic

#B4F261 #61F2E7 #9F61F2 #F2616C

square

#B4F261 #61F2E7 #9F61F2 #F2616C

split-complementary

#B4F261 #616CF2 #E761F2

monochromatic

#7AC810 #99ED28 #B4F261 #CFF79A #EAFBD2

Accessibility & contrast

On white

1.33

#B4F261 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.81

#B4F261 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B4F261

15.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4F261	#FFFFFF	#000000	##000000
##B4F261	1.00	1.33	15.81	15.81
#FFFFFF	1.33	1.00	21.00	21.00
#000000	15.81	21.00	1.00	1.00
##000000	15.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FDE251

Deuteranopia (green-blind)

#F4DE6C

Tritanopia (blue-blind)

#B9E8D3

Achromatopsia (no color)

#DFDFDF

Design tokens & code

CSS

--color: #b4f261;
/* rgb */ color: rgb(180, 242, 97);
/* oklch */ color: oklch(89.1% 0.186 129.1);

Tailwind

colors: {
  custom: {
    50: '#cef693',
    500: '#b4f261',
    950: '#000000',
  },
}

SCSS

$custom: #b4f261;
$custom-light: #cef693;
$custom-dark: #000000;

JSON

{
  "hex": "#b4f261",
  "rgb": {
    "r": 180,
    "g": 242,
    "b": 97
  },
  "hsl": {
    "h": 85.655,
    "s": 84.795,
    "l": 66.471
  },
  "oklch": {
    "l": 0.8906,
    "c": 0.18558,
    "h": 129.1
  },
  "luminance": 0.74071
}

Semantic roles & 50–950 ramp

primary

#B4F261

secondary

#7132C5

accent

#04E163

background

#FEFFFC

surface

#FBFEF4

border

#D4D6CE

text

#14170D

muted

#83857F

Preview Lab

Preview with #B4F261

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →